The HiveMQ team is pleased to announce the availability of HiveMQ 3.2.4. This is a maintenance release for the 3.2 series and brings the following improvements:

• Fixed an issue with duplicate delivery for QoS=2 messages
• Fixed an cluster issue that could cause the loss of queued messages with shared subscriptions
• Fixed an authorization issue with retained messages
• Fixed an issue that could cause the loss of queued messages in rare edge cases
• Enabled the use of the publishToClient() for shared subscriptions in the Publish Service of the plugin SPI
• Increased cluster stability in network split scenarios
• Fixed wrongly calculated metrics for dropped messages
• Fixed an issue preventing the OnPublishSendCallback being called for queued and retained messages
• Deprecated client-bind-port for tcp transport*
• Improved logging
• Improved HiveMQ bootstrap behavior for Kubernetes and Openshift Environments
• Performance improvements

You can download the new HiveMQ version here.

• see the upgrade guide if this effects your configuration.

We strongly recommend to upgrade if you are an HiveMQ 3.2.x user.

Have a great day, The HiveMQ Team